<!DOCTYPE html>
<html>
    <body>

    <form>
        First name:<br>
        <input type="text" name="firstname">
        <br>
        Last name:<br>
        <input type="text" name="lastname">
    </form>
    <br><br>
    <form>
        <input type="radio" name="sex" value="male" checked>Male
        <br>
        <input type="radio" name="sex" value="female">Female
    </form>
    <br><br>
    <form>
        <select name="cars">
            <option value="volvo">Volvo</option>
            <option value="saab">Saab</option>
            <option value="fiat">Fiat</option>
            <option value="audi" selected>Audi</option>
        </select>
        <br>
        <textarea name="message" rows="10" cols="30">
    The cat was playing in the garden.
        </textarea>
        <br>
        <button type="button" onclick="alert('Hello World')">Click me</button>
    </form>
    <br><br>

    <form action="action_page.php">
    <input list="browsers">
    <datalist id="browsers">
        <option value="Internet Explorer">
        <option value="Firefox">
        <option value="Chrome">
        <option value="Opera">
        <option value="Safari">
    </datalist>
    </form>

    </body>
</html>
